add tests for dbUtils module #27

src/dbUtils.js

@@ -11,7 +11,7 @@ export default {
 
   getInsertStmt (columns) {
     const colList = `"${columns.join('", "')}"`
-    const params = columns.map(() => '?').join(' ,')
+    const params = columns.map(() => '?').join(', ')
     return `INSERT INTO csv_import (${colList}) VALUES (${params});`
   },
 
@@ -36,9 +36,9 @@ export default {
         }
         default: type = 'TEXT'
       }
-      result += `"${col}" ${type},`
+      result += `"${col}" ${type}, `
     })
-    result = result.replace(/.$/, ');')
+    result = result.replace(/,\s$/, ');')
     return result
   }
 }

src/fileUtils.js

@@ -58,7 +58,7 @@ export default {
     return new Promise((resolve, reject) => {
       fileReader.onerror = () => {
         fileReader.abort()
-        reject(new DOMException('Problem parsing input file.'))
+        reject(new Error('Problem parsing input file.'))
       }
 
       fileReader.onload = () => {

tests/unit/dbUtils.spec.js

@@ -1,8 +1,8 @@
 import { expect } from 'chai'
-import dbUtils from '@/dbUtils.js'
+import dbUtils from '@/dbUtils'
 
 describe('dbUtils.js', () => {
-  it('generator', () => {
+  it('generateChunks', () => {
     const arr = ['1', '2', '3', '4', '5']
     const size = 2
     const chunks = dbUtils.generateChunks(arr, size)
@@ -14,4 +14,21 @@ describe('dbUtils.js', () => {
     expect(output[1]).to.eql(['3', '4'])
     expect(output[2]).to.eql(['5'])
   })
+
+  it('getInsertStmt', () => {
+    const columns = ['id', 'name']
+    expect(dbUtils.getInsertStmt(columns))
+      .to.equal('INSERT INTO csv_import ("id", "name") VALUES (?, ?);')
+  })
+
+  it('getCreateStatement', () => {
+    const columns = ['id', 'name', 'isAdmin', 'startDate']
+    const values = [
+      [1, 'foo', true, new Date()],
+      [2, 'bar', false, new Date()]
+    ]
+    expect(dbUtils.getCreateStatement(columns, values)).to.equal(
+      'CREATE table csv_import("id" REAL, "name" TEXT, "isAdmin" INTEGER, "startDate" TEXT);'
+    )
+  })
 })